. >> the work of the national security agency is under fire because of revelations by former nsa analyst edward snowden. documents he leaked revealed the nsa has been collecting phone calls and text mess inls of millions of citizens. congressman james sensesenbrenner, the author of the "the patriot act" is expected to propose a new law, the freedom act, stopping dragnet collection of phone calls from citizens, place stronger restrictions on who is tarted and appoint an advocate to the courts protecting rights. the director of national intelligence, james clapper, and national security director keith alexander told the committee the content of phone calls was secret in a lock box, unless there is a link to terrorism. and that, they say, is rare. >> there would only be looked at if we had reasonable and artic u la ble suspicious that we had connection to a foreign, al qaeda-related group, and look into the box. in 2012 we had 2088 such selectors, that we could look into that. that's it. of the billions of records, only 288. >> at the committee hearing there was relatively little discussion